Philadelphia has art museum(s). These are spaces or buildings where art exhibitions are displayed. Museums can be of other public or private nature. Apart from visual art such as paintings of various kinds, and sketches, museums may also display sculpture, decorative arts, furniture, textiles, costume, drawings, pastels, watercolors, collages, prints, artists' books, photographs, and installation art. There may or may not be an entry fee for the museum. The site can also be used for other cultural activities sometimes, such as concerts, poetry readings and theatre. The museum buildings themselves can be of various types, depending on the year of construction. Art museums are designed and operated with the intention of popularizing and inculcating an appreciation for artistic and cultural endeavour.